Support all keywords

[xsawyerx]

This is a TODO placeholder for all keywords in perlfunc. Once this is done.... we're technically done. :)

• [x] abs
• [x] accept
• [x] alarm
• [x] atan2
• [x] bind
• [x] binmode
• [x] bless
• [x] break
• [x] caller
• [x] chdir
• [x] chmod
• [x] chomp
• [x] chop
• [x] chown
• [x] chr
• [x] chroot
• [x] close
• [x] closedir
• [x] connect
• [x] continue
• [x] cos
• [x] crypt
• [x] dbmclose
• [x] dbmopen
• [x] defined
• [x] delete
• [x] die
• [x] do
• [x] dump
• [x] each
• [x] eof
• [x] eval
• [x] evalbytes
• [x] exec
• [x] exists
• [x] exit
• [x] exp
• [x] fc
• [x] fcntl
• [x] fileno
• [x] flock
• [x] fork
• [x] getc
• [x] getlogin
• [x] getpeername
• [x] getpgrp
• [x] getppid
• [x] getpriority
• [x] getpwnam
• [x] getgrnam
• [x] gethostbyname
• [x] getnetbyname
• [x] getprotobyname
• [x] getpwuid
• [x] getgrgid
• [x] getservbyname
• [x] gethostbyaddr
• [x] getnetbyaddr
• [x] getprotobynumber
• [x] getservbyport
• [x] getpwent
• [x] getgrent
• [x] gethostent
• [x] getnetent
• [x] getprotoent
• [x] getservent
• [x] setpwent
• [x] setgrent
• [x] sethostent
• [x] setnetent
• [x] setprotoent
• [x] setservent
• [x] endpwent
• [x] endgrent
• [x] endhostent
• [x] endnetent
• [x] endprotoent
• [x] endservent
• [x] getsockname
• [x] getsockopt
• [x] glob
• [x] gmtime
• [x] goto
• [x] grep
• [x] hex
• [x] index
• [x] int
• [x] ioctl
• [x] join
• [x] keys
• [x] kill
• [x] last
• [x] lc
• [x] lcfirst
• [x] length
• [x] link
• [x] listen
• [x] local
• [x] localtime
• [x] lock
• [x] log
• [x] lstat
• [x] map
• [x] mkdir
• [x] msgctl
• [x] msgget
• [x] msgrcv
• [x] msgsnd
• [x] my
• [x] next
• [x] no
• [x] oct
• [x] open
• [x] opendir
• [x] ord
• [x] our
• [x] pack
• [x] package
• [x] pipe
• [x] pop
• [x] pos
• [x] print
• [x] printf
• [x] prototype
• [x] push
• [x] quotemeta
• [x] rand
• [x] read
• [x] readdir
• [x] readline
• [x] readlink
• [x] readpipe
• [x] recv
• [x] redo
• [x] ref
• [x] rename
• [x] require
• [x] reset
• [x] return
• [x] reverse
• [x] rewinddir
• [x] rindex
• [x] rmdir
• [x] say
• [x] scalar
• [x] seek
• [x] seekdir
• [x] select
• [x] semctl
• [x] semget
• [x] semop
• [x] send
• [x] setpgrp
• [x] setpriority
• [x] setsockopt
• [x] shift
• [x] shmctl
• [x] shmget
• [x] shmread
• [x] shmwrite
• [x] shutdown
• [x] sin
• [x] sleep
• [x] socket
• [x] socketpair
• [x] sort
• [x] splice
• [x] split
• [x] sprintf
• [x] sqrt
• [x] srand
• [x] stat
• [x] state
• [x] study
• [x] sub
• [x] substr
• [x] symlink
• [x] syscall
• [x] sysopen
• [x] sysread
• [x] sysseek
• [x] system
• [x] syswrite
• [x] tell
• [x] telldir
• [x] tie
• [x] tied
• [x] time
• [x] times
• [x] truncate
• [x] uc
• [x] ucfirst
• [x] umask
• [x] undef
• [x] unlink
• [x] unpack
• [x] unshift
• [x] untie
• [x] use
• [x] utime
• [x] values
• [x] vec
• [x] wait
• [x] waitpid
• [x] wantarray
• [x] warn
• [x] write

Control flows:

• [x] if
• [x] if postfix
• [x] elsif
• [x] else
• [x] for
• [x] for postfix
• [x] foreach
• [x] foreach postfix
• [x] unless
• [x] unless postfix
• [x] until
• [x] until postfix
• [x] while
• [x] while postfix

File ops:

• [x] -r
• [x] -w
• [x] -x
• [x] -o
• [x] -R
• [x] -W
• [x] -X
• [x] -O
• [x] -e
• [x] -z
• [x] -s
• [x] -f
• [x] -d
• [x] -l
• [x] -p
• [x] -S
• [x] -b
• [x] -c
• [x] -t
• [x] -u
• [x] -g
• [x] -k
• [x] -T
• [x] -B
• [x] -M
• [x] -A
• [x] -C

Regex-based:

• [x] ` ` (bare backticks)
• [x] // (bare regex)
• [x] m//
• [x] s///
• [x] tr///
• [x] y///
• [x] qr/STRING/ (which is also a q-function)

Q functions:

• [x] q/STRING/
• [x] qq/STRING/
• [x] qw/STRING/
• [x] qx/STRING/
• [x] qr/STRING/

Additional syntax:

• [x] Quote escaping in strings
• [x] Prefixed dereference @{$var}
• [x] Postfix dereference $var->@*

[xsawyerx]

Resolved by #78.